Finding the Fourth Proportional to 19,485,482.88, 29,234,715.45 and 6,532,915.23
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Solution
The fourth proportional to 19,485,482.88, 29,234,715.45 and 6,532,915.23 is: 9,801,549.13
Step by Step Solution
- Step 1: Write the proportion equation
19,485,482.88 : 29,234,715.45 = 6,532,915.23 : x - Step 2: Convert to fraction form
19,485,482.88/29,234,715.45 = 6,532,915.23/x - Step 3: Cross multiply
19,485,482.88x = 29,234,715.45 × 6,532,915.23 - Step 4: Simplify right side
19,485,482.88x = 190,987,917,808,021.31 - Step 5: Solve for x
x = 190,987,917,808,021.31/19,485,482.88 - Step 6: Final answer
x = 9,801,549.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.